| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] may not be [verb] | 122 |
|
| 2 | [noun pl] may not [be] [vb pp] | 111 |
|
| 3 | [noun pl] may not [be] [v-ing] | 11 |
|
| 4 | [noun pl] may not [be] use | 6 |
|
| 5 | [noun pl] may not [be] used | 6 |
|
